Barton Perreira swept onto the sunglasses scene in 2007 and immediately won a following with their sleek, stylish frames. Though the line is a relative newcomer, the minds behind it are not: Bill Barton and Patty Perreira met at esteemed optical house Oliver Peoples and combine years of technical and design experience. This season, styles from the Bouvier to the Joplin embrace the guts and glamor of the 60s.